Merits and demerits of FIR filters

Describe the merits and demerits of FIR filters as compared to the IIR counterparts.




The IIR filters are recursive and FIR filters are non-recursive. As well FIR filters are linear phase and IIR filters are not. FIR filter are mostly stable. We can obtain the linear phase in FIR filter. Rounding error is absent in the FIR filter.

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